6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid
CAS Registry Number®
5859-11-0
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CAS Name
6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acidMolecular Formula
C16H12N2O7S2Molecular Mass
408.41Cite this Page
6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=5859-11-0 (retrieved ) (CAS RN: 5859-11-0). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C16H12N2O7S2/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22/h1-9,19H,(H,20,21,22)(H,23,24,25)
InChIKey
InChIKey=KEYWXKLGZZGHMT-UHFFFAOYSA-N
SMILES
N(=NC1=CC=C(S(=O)(=O)O)C=C1)C=2C3=C(C=C(S(=O)(=O)O)C=C3)C=CC2O
Canonical SMILES
O=S(=O)(O)C1=CC=C(N=NC2=C(O)C=CC3=CC(=CC=C32)S(=O)(=O)O)C=C1
Other Names for this Substance
- 2-Naphthalenesulfonic acid, 6-hydroxy-5-[2-(4-sulfophenyl)diazenyl]-
- 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl)azo]-
- 6-Hydroxy-5-[2-(4-sulfophenyl)diazenyl]-2-naphthalenesulfonic acid
- C.I. Food Yellow 3 free acid
- 1-(4′-Sulfophenylazo)-2-naphthol-6-sulfonic acid
